In the laboratory preparation of chlorine from concentrated hydrochloric acid in the presence of potassuim tetraoxomanganate(VII) the produced is dried by passing it through?

A. Concentrated tetraoxosulphate (VI) acid
B. Anhydrous calcium chloride
C. Calcium oxide
D. Sodium hydroxide

Correct Answer:

Option A – Concentrated tetraoxosulphate (VI) acid